Seiko Cal. 7028 - 427

This Quartz model from 1988 features a 34mm PVD Black case. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-877c69a99bfe]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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